{"id":53824,"date":"2025-10-05T05:39:17","date_gmt":"2025-10-04T20:39:17","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=53824"},"modified":"2025-10-05T05:39:17","modified_gmt":"2025-10-04T20:39:17","slug":"sata-ihmista-yksi-tarahdys-kuumimman-sahkoshown-salaisuus-edo-kaudella","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=53824&lang=fi","title":{"rendered":"Sata Ihmist\u00e4, Yksi T\u00e4r\u00e4hdys: Kuumimman S\u00e4hk\u00f6shown Salaisuus Edo-kaudella!"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Olen Kuwako Ken, tiedevalmentaja. Joka p\u00e4iv\u00e4 on koe.<\/strong><\/span><\/p>\n<p>&#8220;S\u00c4H!&#8221; Oletko koskaan koskenut ovenkahvaan talvella ja huudahtanut \u00e4\u00e4neen? Staattinen s\u00e4hk\u00f6 on meille kaikille tuttua, mutta mit\u00e4 tapahtuisi, jos kymmenet ihmiset kokisivat t\u00e4m\u00e4n pienen &#8220;s\u00e4h\u00e4k\u00e4hdyksen&#8221; yht\u00e4 aikaa k\u00e4si k\u00e4dess\u00e4?<\/p>\n<p>Itse asiassa t\u00e4m\u00e4 oli suuri tieteellinen viihde, joka oli suosiossa Edo-kaudella, yli 200 vuotta sitten. Sen nimi on &#8220;Hyakunin Odoshi&#8221; (Sadalla ihmisell\u00e4 pelottelu\/t\u00e4r\u00e4hdys). T\u00e4ll\u00e4 kertaa pureudumme siihen, miten nerokkaat keksij\u00e4t loivat t\u00e4m\u00e4n ainutlaatuisen kokeen, sen historiaan ja siihen, miten sen voi itse toistaa!<\/p>\n<hr>\n<h3>Mik\u00e4 on &#8220;Hyakunin Odoshi&#8221;? Edo-kauden tiede-esitys!<\/h3>\n<p>&#8220;Hyakunin Odoshi&#8221; (Sadalla ihmisell\u00e4 pelottelu) saattaa kuulostaa sanana hieman pelottavalta, mutta mist\u00e4 siin\u00e4 oikein on kyse? Katsokaa ensin t\u00e4m\u00e4 video. T\u00e4m\u00e4 on Hyakunin Odoshi. Ehk\u00e4 olette kokeneet sen koulun tiedetunneilla.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u300c\u767e\u4eba\u304a\u3069\u3057\u300d\u6c5f\u6238\u306e\u9759\u96fb\u6c17\u5b9f\u9a13\u3010\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u3011\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/tPwNxuGuNE0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Hyakunin Odoshi on koe, jossa suuri joukko ihmisi\u00e4 muodostaa ison ympyr\u00e4n k\u00e4si k\u00e4dess\u00e4 ja tuntee staattisen s\u00e4hk\u00f6n iskun samanaikaisesti. Sen historia on vanha ja juontaa juurensa Hiraga Gennain, Edo-kauden nerokkaan keksij\u00e4n, kehitt\u00e4m\u00e4\u00e4n s\u00e4hk\u00f6generaattoriin, jota kutsuttiin nimell\u00e4 &#8220;Elekiteru&#8221;. Sen j\u00e4lkeen kun Gennai esitteli s\u00e4hk\u00f6n ihmeit\u00e4 Japanille, hollantilaisen tieteen tutkija Hashimoto Sokichi k\u00e4ytti t\u00e4t\u00e4 Elekiterua ja esitteli &#8220;Hyakunin Odoshin&#8221; yleis\u00f6lle, saavuttaen suuren suosion.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-41021 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/cdf423a9707f3802a5d1460c263d3625.jpg\" alt=\"\" width=\"559\" height=\"246\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/cdf423a9707f3802a5d1460c263d3625.jpg 1938w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/cdf423a9707f3802a5d1460c263d3625-300x132.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/cdf423a9707f3802a5d1460c263d3625-1024x450.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/cdf423a9707f3802a5d1460c263d3625-768x338.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/cdf423a9707f3802a5d1460c263d3625-1536x675.jpg 1536w\" sizes=\"auto, (max-width: 559px) 100vw, 559px\" \/><\/p>\n<p>Nimess\u00e4 on sana &#8220;sata ihmist\u00e4&#8221; (hyakunin), mutta sit\u00e4 k\u00e4ytet\u00e4\u00e4n merkityksess\u00e4 &#8220;paljon ihmisi\u00e4&#8221;, ja sen voi esitt\u00e4\u00e4 hyvin jo noin 40 hengen luokalle. Itsekin tein kerran t\u00e4m\u00e4n kokeen TV-ohjelmassa Hirose Suzun ja Chocolate Planetin kanssa, ja he n\u00e4yttiv\u00e4t mahtavia reaktioita! <a href=\"https:\/\/phys-edu.net\/wp\/?p=34632\">Lue lis\u00e4\u00e4 t\u00e4\u00e4lt\u00e4<\/a>.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-44664 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/01\/e102834d18a38e0dd457036e2c5c87dd.jpg\" sizes=\"auto, (max-width: 347px) 100vw, 347px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/01\/e102834d18a38e0dd457036e2c5c87dd.jpg 792w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/01\/e102834d18a38e0dd457036e2c5c87dd-300x298.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/01\/e102834d18a38e0dd457036e2c5c87dd-150x150.jpg 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/01\/e102834d18a38e0dd457036e2c5c87dd-768x764.jpg 768w\" alt=\"\" width=\"381\" height=\"379\" \/><\/p>\n<p style=\"text-align: center;\">H\u00e4mm\u00e4stynyt Matsuo-san hypp\u00e4\u00e4 ilmaan!<\/p>\n<hr>\n<h3>Miksi Edo-kauden ihmiset olivat niin innoissaan staattisesta s\u00e4hk\u00f6st\u00e4?<\/h3>\n<p>Miksi &#8220;Hyakunin Odoshi&#8221; valloitti Edo-kauden ihmisten syd\u00e4met niin suuresti? Vastaus piilee sen ajan ihmisten &#8220;jalkineissa&#8221;.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-37444 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/0dd6961c714180ad7da96303d07426b5.jpg\" alt=\"\" width=\"335\" height=\"282\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/0dd6961c714180ad7da96303d07426b5.jpg 758w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/0dd6961c714180ad7da96303d07426b5-300x253.jpg 300w\" sizes=\"auto, (max-width: 335px) 100vw, 335px\" \/><br \/>\nLainattu teoksesta: Japanilaisia el\u00e4m\u00e4kertoja: Hiraga Gennai (Shueisha)<\/p>\n<p>Edo-kauden kirjallisuudessa ei kuulemma juuri ole mainintoja staattisesta s\u00e4hk\u00f6st\u00e4 jokap\u00e4iv\u00e4isess\u00e4 el\u00e4m\u00e4ss\u00e4. Jos asiaa miettii, sen ajan ihmiset k\u00e4yttiv\u00e4t olki-sandaleita (waraji) tai puukenki\u00e4 (geta). N\u00e4m\u00e4 johtavat s\u00e4hk\u00f6\u00e4 helposti, joten kehon tuottama staattinen s\u00e4hk\u00f6 p\u00e4\u00e4si heti purkautumaan maahan. Toisin sanoen, he eiv\u00e4t k\u00e4yt\u00e4nn\u00f6ss\u00e4 koskaan kokeneet sit\u00e4 &#8220;s\u00e4h\u00e4k\u00e4hdyst\u00e4&#8221; ovenkahvassa.<\/p>\n<p>Sen sijaan me nykyaikana k\u00e4yt\u00e4mme kumipohjaisia kenki\u00e4. Kumi on s\u00e4hk\u00f6\u00e4 johtamaton &#8220;eriste&#8221;, joten s\u00e4hk\u00f6\u00e4 ker\u00e4\u00e4ntyy jatkuvasti kehoomme. Siksi me koemme staattista s\u00e4hk\u00f6\u00e4 niin usein.<\/p>\n<p>T\u00e4m\u00e4n taustan vuoksi Elekiterun tuottama staattinen s\u00e4hk\u00f6 ja Hyakunin Odoshi, jossa kaikki k\u00e4si k\u00e4dess\u00e4 olevat ihmiset t\u00e4r\u00e4htiv\u00e4t samanaikaisesti, olivat Edo-kauden ihmisille tuntematonta kohtaamista ja parasta arjen ylitt\u00e4v\u00e4\u00e4 viihdett\u00e4. T\u00e4t\u00e4 outoa ilmi\u00f6t\u00e4 kutsuttiin jopa &#8220;mustaksi magiaksi&#8221; tai &#8220;noituudeksi&#8221;.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-34858 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8b765bb5e171ec0061aa0760664355b9.jpg\" alt=\"\" width=\"526\" height=\"215\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8b765bb5e171ec0061aa0760664355b9.jpg 1250w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8b765bb5e171ec0061aa0760664355b9-300x123.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8b765bb5e171ec0061aa0760664355b9-1024x419.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8b765bb5e171ec0061aa0760664355b9-768x315.jpg 768w\" sizes=\"auto, (max-width: 526px) 100vw, 526px\" \/><\/p>\n<p style=\"text-align: center;\">Kuva: Hashimoto Sokichin teoksesta Oranda Shisei Elekiteru Ky\u014drigen<br \/>\nLainattu: Otonanokagaku Magazine vol. 22 (Gakken) s. 24, 25<\/p>\n<hr>\n<h3>Hyakunin Odoshin syd\u00e4n! Tehd\u00e4\u00e4n Leydenin pullo!<\/h3>\n<h4><b>Mik\u00e4 on Leydenin pullo?<\/b><\/h4>\n<p>T\u00e4m\u00e4 kokeelle v\u00e4ltt\u00e4m\u00e4t\u00f6n laite on Leydenin pullo (Leyden Jar), jota k\u00e4ytet\u00e4\u00e4n staattisen s\u00e4hk\u00f6n varastoimiseen. Sen sanotaan olevan maailman ensimm\u00e4inen s\u00e4hk\u00f6varastointilaite (kondensaattori), joka keksittiin Leidenin yliopistossa Hollannissa vuonna 1746. Sen mekanismi on yksinkertainen: s\u00e4hk\u00f6\u00e4 johtava materiaali (&#8220;johde&#8221; eli alumiinifolio) puristaa v\u00e4liins\u00e4 s\u00e4hk\u00f6\u00e4 johtamattoman materiaalin (&#8220;eriste&#8221; eli muovikuppi). Se on helppo valmistaa yleisill\u00e4 materiaaleilla, joten kokeillaan!<\/p>\n<h4><b>Tarvikkeet<\/b><\/h4>\n<p>Kaksi muovikuppia, alumiinifoliota, teippi\u00e4<\/p>\n<h4><b>Valmistusohjeet<\/b><\/h4>\n<p>1. Leikkaa alumiinifolio kupin muotoon<br \/>\nPy\u00f6rit\u00e4 kuppia folion p\u00e4\u00e4ll\u00e4, jotta saat j\u00e4ljen, ja leikkaa se saksilla. Kiinnit\u00e4 t\u00e4m\u00e4 kupin ulko- ja sis\u00e4puolelle.<\/p>\n<p>2. K\u00e4\u00e4ri alumiinifolio kupin ulkopuolelle<br \/>\nK\u00e4\u00e4ri leikattu folio tiukasti muovikupin ulkopuolelle.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-31051 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221220518.png\" alt=\"\" width=\"392\" height=\"257\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221220518.png 392w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221220518-300x197.png 300w\" sizes=\"auto, (max-width: 392px) 100vw, 392px\" \/><\/p>\n<p>3. Tee &#8220;kieleke&#8221; sisemp\u00e4\u00e4n kuppiin<br \/>\nKiinnit\u00e4 toiseen kuppiin alumiinifolio sis\u00e4puolelle ja tee lis\u00e4ksi kapeaksi leikatusta alumiinifoliosta ulkopuolelle yhdistyv\u00e4 &#8220;kieleke&#8221; (tai &#8220;kieli&#8221;).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-31052 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221093325.png\" alt=\"\" width=\"378\" height=\"349\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221093325.png 378w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221093325-300x277.png 300w\" sizes=\"auto, (max-width: 378px) 100vw, 378px\" \/><\/p>\n<p>4. Laita kaksi kuppia p\u00e4\u00e4llekk\u00e4in<br \/>\nAseta kohdassa &#8220;3&#8221; tehty kielekkeellinen kuppi kohdan &#8220;2&#8221; kupin sis\u00e4\u00e4n. N\u00e4in itsetehty Leydenin pullo on valmis!<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-31053 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221093326.png\" alt=\"\" width=\"274\" height=\"450\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221093326.png 274w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221093326-183x300.png 183w\" sizes=\"auto, (max-width: 274px) 100vw, 274px\" \/><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-34608\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/f0c4adfa5e4207e4bf8790be8d62f5c9.jpg\" alt=\"\" width=\"205\" height=\"214\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/f0c4adfa5e4207e4bf8790be8d62f5c9.jpg 452w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/f0c4adfa5e4207e4bf8790be8d62f5c9-287x300.jpg 287w\" sizes=\"auto, (max-width: 205px) 100vw, 205px\" \/><\/p>\n<p>[Vinkki]<br \/>\nStaattinen s\u00e4hk\u00f6 on eritt\u00e4in herkk\u00e4 kosteudelle. Talvella, kun ilma on kuivaa, pienikin kuppi onnistuu helposti, mutta kostealla kaudella, kuten sadekaudella, onnistumisprosentti paranee, jos k\u00e4yt\u00e4t suuria, yli 500 ml:n kuppeja, joiden pinta-ala on suurempi!<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-45771 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/ce8903678f2e80f6def10e4b60140ec7.png\" alt=\"\" width=\"548\" height=\"282\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/ce8903678f2e80f6def10e4b60140ec7.png 1188w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/ce8903678f2e80f6def10e4b60140ec7-300x155.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/ce8903678f2e80f6def10e4b60140ec7-1024x528.png 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/ce8903678f2e80f6def10e4b60140ec7-768x396.png 768w\" sizes=\"auto, (max-width: 548px) 100vw, 548px\" \/><\/p>\n<p>Tietysti voit k\u00e4ytt\u00e4\u00e4 my\u00f6s kaupallista <a href=\"https:\/\/www.scibox.jp\/products\/b10-1351\/\">Leydenin pulloa<\/a>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-48352 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/6030f2f8f71f19263b3b2c081a93aae4.jpg\" alt=\"\" width=\"221\" height=\"276\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/6030f2f8f71f19263b3b2c081a93aae4.jpg 316w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/6030f2f8f71f19263b3b2c081a93aae4-241x300.jpg 241w\" sizes=\"auto, (max-width: 221px) 100vw, 221px\" \/><\/p>\n<hr>\n<h3>K\u00e4yt\u00e4nt\u00f6\u00f6n! Hyakunin Odoshin menetelm\u00e4 ja tieteellinen mekanismi<\/h3>\n<p>1. Lataa staattista s\u00e4hk\u00f6\u00e4<br \/>\nHiero esimerkiksi muovikansiota kankaalla s\u00e4hk\u00f6n tuottamiseksi ja hiero sit\u00e4 toistuvasti Leydenin pullon kielekkeeseen s\u00e4hk\u00f6n ker\u00e4\u00e4miseksi. Kun negatiivisesti varautunutta kansiota hierotaan, sis\u00e4puolelle k\u00e4\u00e4ntyneeseen alumiinifolioon ker\u00e4\u00e4ntyy negatiivista s\u00e4hk\u00f6\u00e4. Jos k\u00e4yt\u00f6ss\u00e4 on s\u00e4hk\u00f6generaattori (Van de Graaffin generaattori), lataus tapahtuu hetkess\u00e4!<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-31055 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221220517.png\" alt=\"\" width=\"342\" height=\"450\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221220517.png 342w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20110221220517-228x300.png 228w\" sizes=\"auto, (max-width: 342px) 100vw, 342px\" \/><\/p>\n<p style=\"text-align: center;\">T\u00e4ll\u00f6in sis\u00e4- ja ulkopuolen alumiinifoliot eiv\u00e4t kosketa suoraan toisiaan, joten s\u00e4hk\u00f6\u00e4 varastoituu jatkuvasti.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-31057 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20121127104102.png\" alt=\"\" width=\"354\" height=\"261\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20121127104102.png 354w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/20121127104102-300x221.png 300w\" sizes=\"auto, (max-width: 354px) 100vw, 354px\" \/><\/p>\n<p style=\"text-align: center;\">Lataaminen Van de Graaffin generaattorilla<\/p>\n<p>2. Muodosta ympyr\u00e4 k\u00e4si k\u00e4dess\u00e4<br \/>\nKun valmistelut ovat valmiit, muodosta suuri ympyr\u00e4 pit\u00e4m\u00e4ll\u00e4 k\u00e4si\u00e4 yst\u00e4vien kanssa. Yksi ympyr\u00e4n p\u00e4\u00e4ss\u00e4 oleva henkil\u00f6 pit\u00e4\u00e4 kupin ulkopuolista alumiinifoliota, ja toisessa p\u00e4\u00e4ss\u00e4 oleva henkil\u00f6 koskettaa varovasti alumiinifolion kielekett\u00e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-34611 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/ea6f9aa6ae187775f22dda21cc644b6d.jpg\" alt=\"\" width=\"390\" height=\"211\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/ea6f9aa6ae187775f22dda21cc644b6d.jpg 1018w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/ea6f9aa6ae187775f22dda21cc644b6d-300x162.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/11\/ea6f9aa6ae187775f22dda21cc644b6d-768x415.jpg 768w\" sizes=\"auto, (max-width: 390px) 100vw, 390px\" \/><\/p>\n<p>3. 3, 2, 1&#8230; Purkaus!<br \/>\nHeti kun kielekett\u00e4 kosketetaan, piiri sulkeutuu! Sisemp\u00e4\u00e4n kuppiin ker\u00e4\u00e4ntynyt negatiivinen s\u00e4hk\u00f6 (elektronit) virtaa v\u00e4litt\u00f6m\u00e4sti kaikkien ympyr\u00e4ss\u00e4 olevien kehon l\u00e4pi ulompaan kuppiin. T\u00e4m\u00e4 s\u00e4hk\u00f6virta supistaa lihaksia, ja jokainen tuntee &#8220;t\u00e4r\u00e4hdyksen&#8221; samanaikaisesti.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35170\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/70e7d73b1d80f03ad732ecfe18dc4172.jpg\" alt=\"\" width=\"465\" height=\"268\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/70e7d73b1d80f03ad732ecfe18dc4172.jpg 1112w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/70e7d73b1d80f03ad732ecfe18dc4172-300x173.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/70e7d73b1d80f03ad732ecfe18dc4172-1024x591.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/70e7d73b1d80f03ad732ecfe18dc4172-768x443.jpg 768w\" sizes=\"auto, (max-width: 465px) 100vw, 465px\" \/><\/p>\n<p style=\"text-align: center;\">3, 2, 1&#8230;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35158\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/198eef8c9a3c3877aeea84be0a8dccf1.jpg\" alt=\"\" width=\"471\" height=\"266\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/198eef8c9a3c3877aeea84be0a8dccf1.jpg 1286w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/198eef8c9a3c3877aeea84be0a8dccf1-300x170.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/198eef8c9a3c3877aeea84be0a8dccf1-1024x580.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/198eef8c9a3c3877aeea84be0a8dccf1-768x435.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/198eef8c9a3c3877aeea84be0a8dccf1-320x180.jpg 320w\" sizes=\"auto, (max-width: 471px) 100vw, 471px\" \/><\/p>\n<p style=\"text-align: center;\"><b><span style=\"font-size: 36pt; color: #ff0000;\">APUA!<\/span><\/b><\/p>\n<p>T\u00e4m\u00e4 on kokeista se, joka saa luokan aina eniten innostumaan. Se on loistava tilaisuus kokea turvallisesti ja hauskasti se tunne, ett\u00e4 &#8220;s\u00e4hk\u00f6 kulkee kehon l\u00e4pi&#8221;, jota emme yleens\u00e4 tiedosta. Kokeile t\u00e4t\u00e4 ison yst\u00e4v\u00e4joukon kanssa!<\/p>\n<p>T\u00e4ss\u00e4 on tilanne, jossa kokeessa ep\u00e4onnistuttiin. Pieni virhe kuuluu asiaan&#8230;<\/p>\n<p><iframe loading=\"lazy\" title=\"\u30a2\u30af\u30b7\u30c7\u30f3\u30c8\uff01\u767e\u4eba\u304a\u3069\u3057\u5b9f\u9a13\u4e2d\u306b\u4e88\u671f\u305b\u306c\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u751f\u5f92\u304c\u30e9\u30a4\u30c7\u30f3\u74f6\u306b\u89e6\u308c\u3066\u3057\u307e\u3044\u2026\uff08\u9759\u96fb\u6c17\u5b9f\u9a13\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/ci3ORhOLDaU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-37390 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/3ea884f485c9f21e834f66c337912a60.jpg\" alt=\"\" width=\"471\" height=\"344\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/3ea884f485c9f21e834f66c337912a60.jpg 1304w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/3ea884f485c9f21e834f66c337912a60-300x219.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/3ea884f485c9f21e834f66c337912a60-1024x746.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/3ea884f485c9f21e834f66c337912a60-768x560.jpg 768w\" sizes=\"auto, (max-width: 471px) 100vw, 471px\" \/><\/p>\n<p><span style=\"color: #ff0000;\">\u203b K\u00e4yt\u00e4 s\u00e4hk\u00f6generaattoria sis\u00e4lt\u00e4vi\u00e4 kokeita aina asiantuntijan valvonnassa. Jos yrit\u00e4t t\u00e4t\u00e4 kotona, ole eritt\u00e4in varovainen ja pid\u00e4 turvallisuus etusijalla.<\/span><\/p>\n<hr>\n<h3>Niille, jotka haluavat tiet\u00e4\u00e4 enemm\u00e4n<\/h3>\n<p>Jos haluat tiet\u00e4\u00e4 enemm\u00e4n t\u00e4st\u00e4 artikkelissa esitellyst\u00e4 &#8220;Hyakunin Odoshi&#8221; -kokeesta ja staattisen s\u00e4hk\u00f6n kokeista, tutustu seuraaviin linkkeihin:<\/p>\n<ul>\n\u00a0\t<\/p>\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=34632\">Koe, jonka suoritin TV-ohjelmassa Hirose Suzun kanssa<\/a><\/li>\n<p>\u00a0\t<\/p>\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=34487\">\u3010Erikoisartikkeli\u3011Et voi lopettaa! Staattisen s\u00e4hk\u00f6n kokeet<\/a><\/li>\n<p>\u00a0\t<\/p>\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=34454\">Pohdintaa kokeiden turvallisuudesta<\/a><\/li>\n<p>\u00a0\t<\/p>\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=34689\">&#8220;Hyakunin Odoshin&#8221; historiallisesta taustasta<\/a><\/li>\n<\/ul>\n<p><a href=\"https:\/\/phys-edu.net\/wp\/?p=34487\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy alignnone wp-image-34540 aligncenter lazy-loaded\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1.jpg\" sizes=\"auto, (max-width: 287px) 100vw, 287px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1.jpg 1000w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1-300x225.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1-768x576.jpg 768w\" alt=\"\" width=\"287\" height=\"215\" data-lazy-type=\"image\" data-lazy-src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1.jpg\" \/><\/a><\/p>\n<p>\u203b1 Katso TDK:n &#8220;Luku 76: S\u00e4hk\u00f6magneettiset kokeet Edo-kaudella&#8221; -artikkeli <a href=\"https:\/\/www.jp.tdk.com\/techmag\/ninja\/daa00682.htm\">https:\/\/www.jp.tdk.com\/techmag\/ninja\/daa00682.htm<\/a><\/p>\n<hr>\n<h3>Tiedustelut ja pyynn\u00f6t<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4s! Olen koonnut selke\u00e4t ohjeet hauskoihin tiedekokeisiin, jotka voit tehd\u00e4 kotona, ja niiden vinkit. Etsi rohkeasti lis\u00e4tietoja!<br \/>\n\u30fbTiedep\u00e4iv\u00e4kirjani sis\u00e4lt\u00f6 on julkaistu kirjana. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbTietoja yll\u00e4pit\u00e4j\u00e4 Kuwako Kenist\u00e4 <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbErilaiset pyynn\u00f6t (kirjoittaminen, luennot, kokeilutunnit, TV-ohjaus\/esiintymiset jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbArtikkelip\u00e4ivitykset l\u00e4hetet\u00e4\u00e4n <a href=\"https:\/\/x.com\/kuwako\">X:ss\u00e4<\/a>!<\/span><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.youtube.com\/user\/kkuwako\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35048\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3d9640dad7bc5538e76f92da1966ee19.jpg\" alt=\"\" width=\"30\" height=\"21\" \/><\/a>Kokeiluvideoita julkaistaan <a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Tieteen Ideakanavalla<\/a>!<\/p>\n<div class=\"g-ytsubscribe\" data-channelid=\"UCBoF1yPvFnXnSJ_Xe5AmXcw\" data-layout=\"full\" data-count=\"default\"><\/div>\n<h3>\uff14\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=46937&amp;\">\u5149\u306e\u9b54\u6cd5CMY\u30a6\u30a9\u30fc\u30bf\u30fc\u30ad\u30e5\u30fc\u30d6<\/a>\uff1a\u5149\u306e\u9b54\u6cd5\u3092\u4f53\u9a13\u305b\u3088\uff01\u6c34\u3092\u6ce8\u3050\u3068\u65b0\u305f\u306a\u7acb\u65b9\u4f53\u304c\u51fa\u73fe\u3059\u308b\u9b54\u6cd5\u306e\u3088\u3046\u306a\u5b9f\u9a13\u3067\u3059\u3002<\/li>\r\n<\/ul>\r\n<img class=\"alignnone wp-image-47312 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c.jpg\" sizes=\"auto, (max-width: 267px) 100vw, 267px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c.jpg 1292w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-272x300.jpg 272w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-928x1024.jpg 928w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-768x848.jpg 768w\" alt=\"\" width=\"267\" height=\"294\" \/>\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u30fb\u79d1\u5b66\u76e3\u4fee\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n \t<li>4\u67089\u65e5\uff08\u6728\uff09\u300cTHE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3 \uff09\u306e\u79d1\u5b66\u76e3\u4fee\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u591c7\u6642\u301c\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\r\n<\/ul>\r\n<h3><span style=\"font-size: medium;\"><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=61585\">\u30b5\u30af\u30bb\u30b915 \uff14\u6708\u53f7<\/a>\u306b\u3066\u3001\u91ce\u7403\u306e\u79d1\u5b66\u306b\u3064\u3044\u3066\u8a18\u4e8b\u3092\u57f7\u7b46\u3057\u307e\u3057\u305f\uff082026\/3\uff09<\/li>\r\n \t<li>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09\r\n<img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/>\r\n<\/strong><\/li>\r\n \t<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002\r\n<img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"font-size: medium;\"><b>\u8b1b\u5e2b\u30fb\u30b7\u30e7\u30fc\u30fb\u7814\u7a76\u7b49\u306e\u304a\u77e5\u3089\u305b<\/b><\/span><\/h3>\r\n<ul>\r\n \t<li>3\/20\uff08\u91d1\uff09\u3000\u65e5\u672c\u7406\u79d1\u6559\u80b2\u5b66\u4f1a\u30aa\u30f3\u30e9\u30a4\u30f3\u5168\u56fd\u5927\u4f1a2026\u300c<a href=\"https:\/\/phys-edu.net\/wp\/?p=60439\">\u6163\u6027\u306e\u6cd5\u5247\u306e\u6982\u5ff5\u5f62\u6210\u3092\u76ee\u6307\u3057\u305f\u63a2\u7a76\u7684\u306a\u5b66\u3073\u306e\u5b9f\u8df5\u300d<\/a>\u306b\u3064\u3044\u3066\u767a\u8868\u3057\u307e\u3057\u305f\u3002<\/li>\r\n \t<li>6\/14\uff08\u65e5\uff09\u3000\u5343\u8449\u5927\u5b66\u30a4\u30f3\u30b9\u30bf\u30ec\u30fc\u30b7\u30e7\u30f3\u300c\u63a2\u7a76\u300d\u306b\u3066\u8b1b\u5e2b\u3092\u52d9\u3081\u307e\u3059<\/li>\r\n \t<li>7\/18\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=60018\">\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\u300c\u30ca\u30ea\u30ab\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\u300d\u306e\u8b1b\u5e2b\u3092\u3057\u307e\u3059<\/a>\u3002\u304a\u4f1a\u3044\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\r\n \t<li>10\/10\uff08\u571f\uff09\u3000\u79d8\u5bc6\u5175\u5668\u300c\u5e2f\u96fb\u30ac\u30f3\u300d\u304c\u70b8\u88c2\uff01\u30d3\u30ea\u30d3\u30ea\uff01\u30c9\u30ad\u30c9\u30ad\uff01\u9759\u96fb\u6c17\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\uff20\u5343\u8449\u5e02\u79d1\u5b66\u30d5\u30a7\u30b9\u30bf\uff08\u5348\u5f8c\u4e88\u5b9a\uff09<\/li>\r\n \t<li><span style=\"text-align: center;\">\u5404\u7a2eSNS\u3000<\/span><a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/bsky.app\/profile\/kagakunoneta.bsky.social\">BlueSky<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.threads.net\/@science_seeds?hl=ja\">Threads<\/a><\/li>\r\n<\/ul>\r\n<h3 style=\"text-align: center;\"><strong>Explore<\/strong><\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=30764\">\u697d\u3057\u3044\u5b9f\u9a13<\/a>\u2026\u304a\u5b50\u3055\u3093\u3068\u4e00\u7dd2\u306b\u5922\u4e2d\u306b\u306a\u308c\u308b\u30a4\u30c1\u30aa\u30b7\u306e\u79d1\u5b66\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u9ad8\u6821\u7269\u7406\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306e\u52d5\u753b\u6559\u6750\u3082\u7528\u610f\u3057\u307e\u3057\u305f\u3002<\/li>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=798\">\u7406\u79d1\u306e\u6559\u6750<\/a>\u2026 \u7406\u79d1\u6559\u5e2b\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff01\u6388\u696d\u306e\u8cea\u3092\u9ad8\u3081\u3001\u6e96\u5099\u3092\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306e\u9078\u308a\u3059\u3050\u308a\u306e\u6559\u6750\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/www.youtube.com\/c\/kkuwako\">Youtube<\/a>\u2026\u79d1\u5b66\u5b9f\u9a13\u7b49\u306e\u52d5\u753b\u3092\u914d\u4fe1\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/music.youtube.com\/playlist?list=PLoK4ZvKN9S2NgpYIochcQs0aL-vrRB_Qw\">\u79d1\u5b66\u30e9\u30b8\u30aa<\/a>\u00a0\u2026\u79d1\u5b66\u30c8\u30d4\u30c3\u30af\u3092\u307b\u307c\u6bce\u65e5\u914d\u4fe1\u4e2d\uff01AI\u6280\u8853\u3092\u99c6\u4f7f\u3057\u3066\u4f5c\u6210\u3057\u305f\u300c\u8033\u3067\u697d\u3057\u3080\u79d1\u5b66\u300d\u3092\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"http:\/\/phys-edu.net\/wp\/?page_id=20940\">\u8b1b\u6f14<\/a>\u00a0\u2026\u5168\u56fd\u5404\u5730\u3067\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\u30fb\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\u7b49\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"http:\/\/phys-edu.net\/wp\/?page_id=37\">About<\/a>\u00a0\u2026\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u3084\u3001\u904b\u55b6\u8005\u3067\u3042\u308b\u6851\u5b50\u7814\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u30fb\u60f3\u3044\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a>\u00a0\u2026\u5b9f\u9a13\u6559\u5ba4\u306e\u3054\u4f9d\u983c\u3001\u57f7\u7b46\u30fb\u8b1b\u6f14\u306e\u76f8\u8ac7\u3001\u79d1\u5b66\u76e3\u4fee\u7b49\u306f\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002<\/li>\r\n<\/ul>\r\n<ul class=\"wp-block-latest-posts__list is-grid columns-3 has-dates wp-block-latest-posts\"><li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62649&#038;lang=es\" aria-label=\"\u00bfQu\u00e9 es el &#8220;Cal\u00f3rico&#8221;? El misterio del calor: de un error escolar a la ciencia real\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62649&#038;lang=es\">\u00bfQu\u00e9 es el &#8220;Cal\u00f3rico&#8221;? El misterio del calor: de un error escolar a la ciencia real<\/a><time datetime=\"2026-04-22T04:43:50+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62647&#038;lang=fi\" aria-label=\"Maaginen neste &#8220;Kalorikki&#8221;: Kouluaikojen harhaluuloista l\u00e4mm\u00f6n todelliseen mysteeriin\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62647&#038;lang=fi\">Maaginen neste &#8220;Kalorikki&#8221;: Kouluaikojen harhaluuloista l\u00e4mm\u00f6n todelliseen mysteeriin<\/a><time datetime=\"2026-04-22T04:43:32+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62645&#038;lang=hi\" aria-label=\"\u091c\u093e\u0926\u0941\u0908 \u0924\u0930\u0932 &#8220;\u0915\u0948\u0932\u094b\u0930\u093f\u0915&#8221; \u0915\u094d\u092f\u093e \u0939\u0948? \u0938\u094d\u0915\u0942\u0932\u0940 \u0926\u093f\u0928\u094b\u0902 \u0915\u0940 \u0917\u0932\u0924\u093f\u092f\u094b\u0902 \u0938\u0947 \u091c\u093e\u0928\u0947\u0902 \u090a\u0937\u094d\u092e\u093e \u0915\u093e \u0930\u0939\u0938\u094d\u092f\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62645&#038;lang=hi\">\u091c\u093e\u0926\u0941\u0908 \u0924\u0930\u0932 &#8220;\u0915\u0948\u0932\u094b\u0930\u093f\u0915&#8221; \u0915\u094d\u092f\u093e \u0939\u0948? \u0938\u094d\u0915\u0942\u0932\u0940 \u0926\u093f\u0928\u094b\u0902 \u0915\u0940 \u0917\u0932\u0924\u093f\u092f\u094b\u0902 \u0938\u0947 \u091c\u093e\u0928\u0947\u0902 \u090a\u0937\u094d\u092e\u093e \u0915\u093e \u0930\u0939\u0938\u094d\u092f<\/a><time datetime=\"2026-04-22T04:42:45+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62643&#038;lang=zh\" aria-label=\"\u795e\u79d8\u7684\u300c\u71b1\u8cea\u300d\u5230\u5e95\u662f\u4ec0\u9ebc\uff1f\u5f9e\u570b\u4e2d\u6642\u7684\u8aa4\u89e3\uff0c\u63ed\u958b\u71b1\u904b\u52d5\u7684\u771f\u76f8\uff01\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62643&#038;lang=zh\">\u795e\u79d8\u7684\u300c\u71b1\u8cea\u300d\u5230\u5e95\u662f\u4ec0\u9ebc\uff1f\u5f9e\u570b\u4e2d\u6642\u7684\u8aa4\u89e3\uff0c\u63ed\u958b\u71b1\u904b\u52d5\u7684\u771f\u76f8\uff01<\/a><time datetime=\"2026-04-22T04:42:19+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62641&#038;lang=ko\" aria-label=\"\ub9c8\ubc95\uc758 \uc561\uccb4 &#8216;\uce7c\ub85c\ub9ad&#8217;\uc758 \uc815\uccb4\ub294? \uc911\ud559\uad50 \uc2dc\uc808\uc758 \ucc29\uac01\uc73c\ub85c \ubc30\uc6b0\ub294 \uc5f4\uc758 \ubbf8\uc2a4\ud130\ub9ac\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62641&#038;lang=ko\">\ub9c8\ubc95\uc758 \uc561\uccb4 &#8216;\uce7c\ub85c\ub9ad&#8217;\uc758 \uc815\uccb4\ub294? \uc911\ud559\uad50 \uc2dc\uc808\uc758 \ucc29\uac01\uc73c\ub85c \ubc30\uc6b0\ub294 \uc5f4\uc758 \ubbf8\uc2a4\ud130\ub9ac<\/a><time datetime=\"2026-04-22T04:41:49+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62639&#038;lang=en\" aria-label=\"The Mystery of &#8220;Caloric&#8221;: From Middle School Myths to the Truth of Heat\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62639&#038;lang=en\">The Mystery of &#8220;Caloric&#8221;: From Middle School Myths to the Truth of Heat<\/a><time datetime=\"2026-04-22T04:41:21+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62629\" aria-label=\"\u30105\/8\u4e88\u5b9a\u3011 \u5b66\u6821\u306e\u30a2\u30ec\u306b\u79c1\u306e\u5b9f\u9a13\u304c\uff01\u300c\u7406\u79d1\u6559\u80b2\u30cb\u30e5\u30fc\u30b9\u300d5\u67088\u65e5\u53f7\u3092\u304a\u697d\u3057\u307f\u306b\uff01\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/04\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-22-4.30.32-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62629\">\u30105\/8\u4e88\u5b9a\u3011 \u5b66\u6821\u306e\u30a2\u30ec\u306b\u79c1\u306e\u5b9f\u9a13\u304c\uff01\u300c\u7406\u79d1\u6559\u80b2\u30cb\u30e5\u30fc\u30b9\u300d5\u67088\u65e5\u53f7\u3092\u304a\u697d\u3057\u307f\u306b\uff01<\/a><time datetime=\"2026-04-22T04:33:46+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=34363\" aria-label=\"\u9b54\u6cd5\u306e\u6db2\u4f53\u300c\u71b1\u7d20\u300d\u306e\u6b63\u4f53\u3068\u306f\uff1f\u4e2d\u5b66\u6642\u4ee3\u306e\u52d8\u9055\u3044\u304b\u3089\u5b66\u3076\u71b1\u306e\u30df\u30b9\u30c6\u30ea\u30fc\uff08\u71b1\u7d20\u8aac\u3068\u71b1\u904b\u52d5\uff09\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=34363\">\u9b54\u6cd5\u306e\u6db2\u4f53\u300c\u71b1\u7d20\u300d\u306e\u6b63\u4f53\u3068\u306f\uff1f\u4e2d\u5b66\u6642\u4ee3\u306e\u52d8\u9055\u3044\u304b\u3089\u5b66\u3076\u71b1\u306e\u30df\u30b9\u30c6\u30ea\u30fc\uff08\u71b1\u7d20\u8aac\u3068\u71b1\u904b\u52d5\uff09<\/a><time datetime=\"2026-04-22T04:20:36+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=23741\" aria-label=\"\u30cf\u30f3\u30de\u30fc\u3092\u6295\u3052\u3066\u7269\u7406\u3092\u8996\u899a\u5316\uff01\u30b9\u30de\u30db\u30a2\u30d7\u30ea\u3067\u66b4\u304f\u300c\u91cd\u5fc3\u300d\u306e\u7f8e\u3057\u3044\u8ecc\u8de1\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/526ff539fe7689a84bb9357552307ba9-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=23741\">\u30cf\u30f3\u30de\u30fc\u3092\u6295\u3052\u3066\u7269\u7406\u3092\u8996\u899a\u5316\uff01\u30b9\u30de\u30db\u30a2\u30d7\u30ea\u3067\u66b4\u304f\u300c\u91cd\u5fc3\u300d\u306e\u7f8e\u3057\u3044\u8ecc\u8de1<\/a><time datetime=\"2026-04-22T04:00:51+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670822\u65e5<\/time><\/li>\n<\/ul>&nbsp;","protected":false},"excerpt":{"rendered":"<p>Olen Kuwako Ken, tiedevalmentaja. Joka p\u00e4iv\u00e4 on koe. &#8220;S\u00c4H!&#8221; Oletko koskaan koskenut ovenkahvaan ta [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":34858,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[1630],"tags":[],"class_list":["post-53824","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category--fi"],"jetpack_featured_media_url":"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8b765bb5e171ec0061aa0760664355b9.jpg","jetpack-related-posts":[{"id":53925,"url":"https:\/\/phys-edu.net\/wp\/?p=53925&lang=fi","url_meta":{"origin":53824,"position":0},"title":"Oletko S\u00e4hk\u00f6ihminen? \u2013 Sytyt\u00e4 Loisteputki Vain Koskettamalla!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u67086\u65e5","format":false,"excerpt":"Olen Kuwako Ken, Tiedevalmentaja. Jokainen p\u00e4iv\u00e4 o\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":56456,"url":"https:\/\/phys-edu.net\/wp\/?p=56456&lang=fi","url_meta":{"origin":53824,"position":1},"title":"Katosiko kolikko silm\u00e4nr\u00e4p\u00e4yksess\u00e4? 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